AT277329B - Circuit arrangement for setting up connections and for subsequent data transmission from subscriber stations with touch-tone dialing devices in telephone systems - Google Patents
Circuit arrangement for setting up connections and for subsequent data transmission from subscriber stations with touch-tone dialing devices in telephone systemsInfo
- Publication number
- AT277329B AT277329B AT886165A AT886165A AT277329B AT 277329 B AT277329 B AT 277329B AT 886165 A AT886165 A AT 886165A AT 886165 A AT886165 A AT 886165A AT 277329 B AT277329 B AT 277329B
- Authority
- AT
- Austria
- Prior art keywords
- connections
- touch
- setting
- data transmission
- circuit arrangement
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
- B21C37/047—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire of fine wires
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
- H04B1/64—Volume compression or expansion arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mechanical Engineering (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEST23082A DE1232213B (en) | 1964-12-15 | 1964-12-15 | Tone-frequency tactile dialing method for telecommunications, in particular telephone systems |
DE1232213 | 1964-12-15 | ||
DEST23083A DE1232214B (en) | 1964-12-15 | 1964-12-15 | Tone-frequency tactile dialing method for telecommunications, in particular telephone systems |
DEST23097A DE1236026B (en) | 1964-12-15 | 1964-12-17 | Dial-up device for touch-dial code characters, which are formed from a direct current preparation character and a speech-safe audio-frequency character frequency combination |
DEST23111A DE1232215B (en) | 1964-12-15 | 1964-12-19 | Tone-frequency touch dialing method in telecommunications, in particular telephone systems |
Publications (1)
Publication Number | Publication Date |
---|---|
AT277329B true AT277329B (en) | 1969-12-29 |
Family
ID=27509827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT886165A AT277329B (en) | 1964-12-15 | 1965-09-30 | Circuit arrangement for setting up connections and for subsequent data transmission from subscriber stations with touch-tone dialing devices in telephone systems |
Country Status (8)
Country | Link |
---|---|
US (1) | US3482051A (en) |
AT (1) | AT277329B (en) |
BE (4) | BE673760A (en) |
CH (5) | CH444239A (en) |
DE (4) | DE1232213B (en) |
FR (1) | FR1459635A (en) |
NL (4) | NL6516306A (en) |
SE (1) | SE331301B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3911223A (en) * | 1971-12-02 | 1975-10-07 | Siemens Ag | Circuit arrangement for subscriber stations in telecommunications installations, especially telephone installations with auxiliary data traffic |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2332912A (en) * | 1942-05-01 | 1943-10-26 | Bell Telephone Labor Inc | Telephone system |
FR81782E (en) * | 1961-06-19 | 1964-01-31 | ||
US3319011A (en) * | 1964-05-11 | 1967-05-09 | Bell Telephone Labor Inc | Multifrequency signal receiver circuit |
-
1964
- 1964-12-15 DE DEST23082A patent/DE1232213B/en active Pending
- 1964-12-15 DE DEST23083A patent/DE1232214B/en active Pending
- 1964-12-17 DE DEST23097A patent/DE1236026B/en active Pending
- 1964-12-19 DE DEST23111A patent/DE1232215B/en active Pending
-
1965
- 1965-09-30 AT AT886165A patent/AT277329B/en not_active IP Right Cessation
- 1965-12-08 US US512344A patent/US3482051A/en not_active Expired - Lifetime
- 1965-12-09 CH CH1702565A patent/CH444239A/en unknown
- 1965-12-09 CH CH1702665A patent/CH437439A/en unknown
- 1965-12-13 CH CH1715665A patent/CH454967A/en unknown
- 1965-12-13 CH CH1715765A patent/CH444240A/en unknown
- 1965-12-13 SE SE16094/65A patent/SE331301B/xx unknown
- 1965-12-15 NL NL6516306A patent/NL6516306A/xx unknown
- 1965-12-15 NL NL6516301A patent/NL6516301A/xx unknown
- 1965-12-15 BE BE673760D patent/BE673760A/xx unknown
- 1965-12-15 BE BE673759D patent/BE673759A/xx unknown
- 1965-12-15 NL NL6516300A patent/NL6516300A/xx unknown
- 1965-12-15 FR FR42342A patent/FR1459635A/en not_active Expired
- 1965-12-15 NL NL6516307A patent/NL6516307A/xx unknown
- 1965-12-17 BE BE673896D patent/BE673896A/xx unknown
- 1965-12-17 BE BE673897D patent/BE673897A/xx unknown
-
1966
- 1966-06-02 CH CH797566A patent/CH454067A/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL6516306A (en) | 1966-06-20 |
DE1232214B (en) | 1967-01-12 |
CH437439A (en) | 1967-06-15 |
CH444240A (en) | 1967-09-30 |
CH454967A (en) | 1968-04-30 |
DE1232213B (en) | 1967-01-12 |
BE673760A (en) | 1966-06-15 |
CH454067A (en) | 1968-04-15 |
DE1236026B (en) | 1967-03-09 |
NL6516300A (en) | 1966-06-16 |
SE331301B (en) | 1970-12-21 |
BE673897A (en) | 1966-06-17 |
BE673759A (en) | 1966-06-15 |
US3482051A (en) | 1969-12-02 |
NL6516307A (en) | 1966-06-20 |
CH444239A (en) | 1967-09-30 |
BE673896A (en) | 1966-06-17 |
DE1232215B (en) | 1967-01-12 |
FR1459635A (en) | 1966-11-18 |
NL6516301A (en) | 1966-06-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH557626A (en) | TELEPHONE SUBSCRIBER APPARATUS WITH ELECTRONIC TRANSMISSION CIRCUIT. | |
DK116520B (en) | Electronic telephone system. | |
AT277329B (en) | Circuit arrangement for setting up connections and for subsequent data transmission from subscriber stations with touch-tone dialing devices in telephone systems | |
CH427923A (en) | Tone-frequency touch-tone dialing method without direct current dialing characters in telecommunications, in particular telephone systems | |
DK115191B (en) | Method and circuit arrangement for central monitoring of time measuring circuits for several functional units in telecommunication systems, in particular telephone exchange systems. | |
ATA336476A (en) | CIRCUIT ARRANGEMENTS FOR SUBSCRIBER CIRCUITS WITH BUTTON-CONTROLLED DIALING DEVICES IN REMOTE COMMUNICATION, IN PARTICULAR TELEPHONE SYSTEMS | |
CH420277A (en) | Electronic ringing pulse generator, in particular for automatic telephone systems with number presetting | |
AT263864B (en) | Circuit arrangement for displaying the call number of subscriber lines in telephone switching systems | |
AT281127B (en) | Device for sending power surges in telephone or teleprinter systems | |
CH411045A (en) | Subscriber circuit for telecommunications, in particular telephone systems | |
CH434387A (en) | Circuit arrangement for the transmission of series of current impulses in telecommunication systems, in particular telephone systems | |
CA669945A (en) | Subscriber line circuit with local ringing | |
AT286368B (en) | Circuit arrangement for telecommunications, in particular telephone systems, in which call number transmitters are used for the automatic establishment of certain connections | |
AT297806B (en) | Circuit arrangement for testing connection lines in telephone exchange systems | |
AT315249B (en) | Circuit arrangement for establishing the operating status of subscriber lines in telephone systems | |
DE2024361B2 (en) | CIRCUIT ARRANGEMENT FOR CALLING SUBSCRIBER STATIONS IN TELEPHONE SYSTEMS | |
CH454231A (en) | Circuit arrangement for subscriber circuits in telecommunications systems | |
AT244401B (en) | Device for telephone subscriber connections | |
CH443411A (en) | Circuit arrangement for monitoring telecommunication lines, in particular telephone lines | |
AT289210B (en) | Circuit arrangement for telecommunication systems, in particular telephone systems, with electronically controlled dialing devices | |
SE322561B (en) | Coupling devices for telecommunication systems, in particular telephone switchgear with switchgear | |
AT299320B (en) | Circuit arrangement for the transmission of dialing characters in telecommunications, in particular telephone systems | |
IL29996A0 (en) | Electronic telephone calling system | |
CH412019A (en) | Call converter circuit in subscriber line transmissions for telephone systems | |
CH451258A (en) | Method and circuit arrangement for the automatic testing of exchange lines and subscriber connections in telecommunication systems, in particular teleprinter systems |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |